we have word that ben bernanke is set to testify. >> i'm sue herera. there are some bright spots. travelers, at&t, walmart and dupont are among the dow's 30 winners. >> ppl beat the street. the ceo will join us first on cnbc. tyson foods smashing analysts' estimates. ate na pushing higher. we should get to the market. >> i'm dennis neil. let's get straight to this market action. let's go to bob pisani. >> here's a couple of headlines here. stocks close in europe at 1130, the stock market droops here. the second time in a row. guys in europe are getting concerned. they want to lighten up. second thing that happened that's important here, is dollarle rallied at the exact same moment we had yesterday. of course, what happens when that happens? it puts pressure on commodities and puts pressure on commodity stocks. all the big names in energy and the material groups on the weak side. and sharon, we saw a heck of a lot of contracts traded in oil in the last hour and a half. >> that's right. over 400,000 contracts traded today, bob, and this is the second straight day of massive contract